Home / 1,153,308.32-1,577,733.95-1,148,450.67

Finding the Fourth Proportional to 1,153,308.32, 1,577,733.95 and 1,148,450.67

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Solution

The fourth proportional to 1,153,308.32, 1,577,733.95 and 1,148,450.67 is: 1,571,088.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,308.32 : 1,577,733.95 = 1,148,450.67 : x
  2. Step 2: Convert to fraction form
    1,153,308.32/1,577,733.95 = 1,148,450.67/x
  3. Step 3: Cross multiply
    1,153,308.32x = 1,577,733.95 × 1,148,450.67
  4. Step 4: Simplify right side
    1,153,308.32x = 1,811,949,611,959.25
  5. Step 5: Solve for x
    x = 1,811,949,611,959.25/1,153,308.32
  6. Step 6: Final answer
    x = 1,571,088.65

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.